/* CSS3写法 */
/* .wrapper {
  width: 1200px;
  margin: 0 auto;
  columns: 5;
  column-gap: 1px;
}

.wf-item .wf-img {
  width: 100%;
  height: 100%;
} */


/* 兼容性写法 */
.wrapper {
  position: relative;
  width: 1200px;
  margin: 0 auto;
}
.wf-item {
  position: absolute;
}

.wf-item .wf-img {
  width: 100%;
  height: 100%;
}
